the main constituents of glass isa sio2
The main constituents of glass is
(A) SiO2 (B) B2O3
(C) Al2O3 (D) Cr2O3
Ans:
The main constituents of glass are SiO2.
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the electrons would go to lower energy levels first and then to higher energy levels according to which of the following1 aufbau principle2
the percentage of carbon in mild steel isa 008 to 03 b 05 to 14 c 235
aluminium isa silvery white in colour b yellow in colourc reddish in colour d pale yellow in
hard ferrites are used for makinga transformer cores b electrical
the main constituents of glass isa sio2 b b2o3c al2o3 d cr2o3ansthe main
micanite is a form ofa built up micab hydrated potassium aluminium silicatec magnesium micad calcium micaansmicanite is a form of built up
what is the type of bonding in silicona ionicb covalentc metallicd ionic metallicansbonding in silicon is covalent
p-n junction isa a rectifier b an amplifierc an oscillator d a coupleransp-n junction is a
the conductivity of an extrinsic semiconductora decreases with temperatureb increases with temperaturec remains constant with temperatured decreases
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